MLS

41) Which of the following can give a false-negative urine protein reading? A) contamination B) heavy mucus C) presence of blood D) very dilute urine - Answer D 42) The pH of the urine specimen measures the: A) free sodium ions B) free hydrogen C) total acid excretion D) volatile acids - Answer B 45) The principle of the reagent strip test for urine protein depends on: A) an enzyme reaction B) protein errors of indicators C) copper reduction D) the toluidine - Answer B ...

) The following results were obtained on a urine specimen at 8:00 AM: pH: 5.5; protein: 2+; glucose: 3+' ketones: 3+; blood: negative; bilirubin: positive; nitrite: positive If this urine specimen was stored uncapped at 5C without preservation and retested at 2PM, which of the following test results would be changed due to these storage conditions: a. glucose b. ketones c. protein d. nitrite - Answer B 9) A 24-hour urine from a man who had no evidence of kidney impairment was sent to...

Reason 1 to study Amniotic Fluid - Answer Enable antenatal diagnosis of genetic and congenital disorders early in gestation (15-18 weeks) Reason 2 to study Amniotic Fluid - Answer Assess fetal pulmonary maturity later in the pregnancy (32-42 weeks) Reason 3 to study Amniotic Fluid - Answer Estimate and monitor the degree of fetal distress by isoimmunization or infection. What is Amniotic Fluid? - Answer A liquid medium that bathes the fetus during gestation. Amnion - Answer ...

nephron - Answer the functional unit of the kidney; has blood vessels and elongated tubules glomerulus - Answer the only place of the urinary tract that filters blood; blood pressure pushes plasma through the capillary walls into the Bowman's capsule loop of Henle - Answer section of the nephron tubule that is responsible for conserving water and minimizing the volume of the filtrate distal tubule - Answer this uses active transport to move nutrients out of concentrated urine ...

Describe the proper technique for performing reagent strip testing. - Answer •Strips have chemical pads on plastic strip •Compare the color change on pads w/in required time frame •Dip strip into well-mixed specimen at room temp •Remove excess urine on edge of cup •Blot edge of strip on absorbent pad •Wait req time •Read in good lighting List four causes of premature deterioration of reagent strips, and describe how to avoid them. - Answer •Moisture •Volatile chem...

Phenotyping Correct Answer: the physical expression of a genotype Dosage Correct Answer: an antibody reacting stronger with homozygous cells than with heterozygous cells Antigens that exhibit dosage Correct Answer: Kell, M, N, S, s, Fya, Fyb, Jka, Jkb, antigens of the Rh system Fy(a-b-) phenotype Correct Answer: occurs in almost 70% of African americans and is very rare in whites Xga antigen Correct Answer: X-linked and expressed more frequently in women than in men Genotype ...

**** If there are 4 asterisks Correct Answer: **** previous students have noticed this being on the final, what the previous student meant not always indicated Index Correct Answer: Blood Bank (3-45) Hematology (46-86) Immunology (87-137) Microbiology (138-155) Molecular Diagnostics (156-173) Safety and Lab Operations (174-193) Urinalysis/Body Fluids (194-208) Chemistry (209-286) ****Anti Jka most associated with Correct Answer: DHTR (Delayed Hemolytic Transfusion Reactions) A...

Which of the following lamps provides a continuous spectrum of radiant energy in the visible, near IR and near UV regions of the spectrum? Correct Answer: Tungsten filament Which of the following isolates light within a narrow region of the spectrum? Correct Answer: Monochromator Which of the following is not descriptive of a photomultiplier tube? Correct Answer: Cannot be used with a chopper Which of the following is false about a photomultiplier tube? Correct Answer: Is composed o...

(Hct / RBC) * 10 Correct Answer: MCV calculation (Hgb / Hct) * 100 Correct Answer: MCHC calculation reticulocytes(%) * (Hct / 45) Correct Answer: corrected reticulocyte calculation acid, eosin, pink Correct Answer: when the pH is too low (<6.4), the red cells take up more ______dye, (______) becoming more _____ heinz bodies Correct Answer: which RBC inclusion does not show up with Wrights stain MCH Correct Answer: which RBC indice is not affected by Hct? MCHC in excess...